KROHNE SU 501 Ex Operating Instructions Manual Download | Manualshive

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SU

501

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ignal conditioning instrument

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Summary of Contents for SU 501 Ex

Page 1: ...Operating Instructions SU 501 Ex Signal conditioning instrument...

Page 2: ...Adjustment 8 3 4 Storage and transport 8 4 Mounting 4 1 General instructions 9 4 2 Mounting information 9 5 Connecting to power supply 5 1 Preparing the connection 12 5 2 Connection procedure 12 5 3...

Page 3: ...operation and in case of failure 28 9 5 Recurring function test 28 9 6 Safety related characteristics 29 10 Supplement 10 1 Technical data 31 10 2 Dimensions 33 10 3 Certi cate 34 SU 501 Ex Signal co...

Page 4: ...olism used Information tip note This symbol indicates helpful additional information Caution warning danger This symbol informs you of a dangerous situation that could occur Ignoring this cautionary n...

Page 5: ...l over ll or damage to system components through incorrect mounting or adjustment 2 4 General safety instructions SU 501 Ex is a high tech instrument requiring the strict observance of standard regula...

Page 6: ...eci c safety information for installation and operation in Ex areas These safety instructions are part of the operating instructions manual and come with the Ex approved instruments 6 SU 501 Ex Signal...

Page 7: ...r with Ex version 2 Socket 3 Transparent cover 3 2 Principle of operation SU 501 Ex is a single signal conditioning instrument for processing of vibrating level switches SU 501 Ex signal conditioning...

Page 8: ...s capacity to handle normal loads during transport is assured by a test acc to DIN EN 24180 The packaging of standard instruments consists of environ ment friendly recyclable cardboard For special ver...

Page 9: ...ation The plug in socket is constructed for carrier rail mounting acc to EN 50022 Power supply is connected to terminals 9 and 10 For neighbouring signal conditioning instruments it is possible to con...

Page 10: ...acc to the following illustration 1 2 4 3 Fig 3 Mounting the separating chamber All signal conditioning instruments are provided with di erent gaps dependent on type and version mechanical coding The...

Page 11: ...9 8 7 3 2 1 C B A 12 Plug in socket 2 1 3 4 Fig 4 Plug in socket SU 501 Ex 1 Bridges for looping the power supply 2 Type coding for SU 501 Ex 3 Ex coding with Ex version 4 Ex separating chamber SU 50...

Page 12: ...on the sensor housing must be connected to the potential equalisa tion If potential equalisation currents are expected the screen connection on SU 501 Ex must be made via a ceramic capacitor e g 1 nF...

Page 13: ...501 Ex into the plug in socket and screw it down tightly The electrical connection is nished Before setting up Ex versions make sure the Ex separating chamber is plugged above the sensor terminals Th...

Page 14: ...5 6 7 8 1 2 3 4 9 10 12 13 14 L1 N Fig 5 Wiring plan SU 501 Ex 1 Sensor 2 Sensor input 3 Transistor output 4 Relay output 5 Power supply 14 SU 501 Ex Signal conditioning instrument Connecting to powe...

Page 15: ...t 6 5 10 7 7 8 9 1 2 3 4 Fig 6 Indicating and adjustment elements 1 Test key 2 Control lamp level relay LED 3 Control lamp fail safe relay LED 4 Control lamp power supply LED 5 Ex separating chamber 6...

Page 16: ...nF Po xx mW Io xx mA 1 2 3 Fig 7 Indicating and adjustment elements 1 DIL switch block 2 Type label 3 Transparent cover 6 2 Adjustment elements Control lamps LED in the front plate indicate operation...

Page 17: ...ation time 6 s l 6 Integration time 12 s With switch 1 you can adjust the mode A over ll protection or B dry run protection With switch 2 and 3 you can adjust the switch o and or switch on delay indep...

Page 18: ...onjunction with a two wire oscillator a function test can be carried out SU 501 Ex has an integrated test key The test key is lowered in the front plate of the signal conditioning instrument Push the...

Page 19: ...ergised Relay control lamp o Relay control lamp o 1 Simulation of a fault signal Failure lamp Failure lamp lights Failure lamp lights 2 Simulation an empty signal approx 1 5 s Level relay energised Re...

Page 20: ...The procedure is described as follows In many cases the causes can be determined and faults can be recti ed The red failure LED of the signal conditioning instrument lights l Sensor not connected cor...

Page 21: ...sure the current value on the signal cable to the sensor 1 Check all connections and connection cables to the sensor The voltage should be approx 17 20 V If the value is below 17 V probably the signal...

Page 22: ...and connection cables to the sensor 2 If the red failure lamp continues to light separate the sensor from the connection cable and connect a resistor of 1 kOhm instead on the signal conditioning instr...

Page 23: ...pair is necessary please proceed as follows You can download a return form from our Internet homepage http www krohne mar com leadmin media lounge PDF Download Specimen_e pdf By doing this you help us...

Page 24: ...se order 8 2 Disposal SU 501 Ex consists of materials which can be recycled by specialised recycling companies We have purposely desig ned the electronic modules to be easily separable Mark the instru...

Page 25: ...ted below and the conversion into a respective switching signal on the relay contact or the transistor output The safe condition depends on the mode l In mode max 16 1 mA for condition covered l In mo...

Page 26: ...constant wear of the mechanical parts is not taken into account l Failure rates of external power supplies are not included l Multiple errors are not taken into account l The average ambient temperatu...

Page 27: ...stics is the value PFH failure rate Numbers see paragraph Safety technical characteristics The safe condition of the measuring system is the switched o status quiescent current principle l Relay outpu...

Page 28: ...ument will be exchanged incl a fault description 9 5 Recurring function test The recurring function test serves to reveal potential danger ous errors that are otherwise not discernible The function of...

Page 29: ...nt temperature during the operating time of 40 C 104 F The calculations are also based on the speci cations stated in chapter Planning The data are also valid for over ll protection A mode as well as...

Page 30: ...rst case 10 The following is applicable SIL3 Safety Integrity Level HFT 1 Hardware Fault Tolerance The time dependent process of PFDavg reacts in the time period up to 10 years virtually linear to the...

Page 31: ...100 A Switching threshold 12 mA Current limitation 24 mA permanently short circuit proof Sensor power supply 15 18 V DC Detection line break 3 6 mA Detection shortcircuit 21 mA Connection cable 2 wir...

Page 32: ...trol LED yellow Ambient conditions Ambient temperature 20 60 C 4 140 F with an operating voltage of 60 72 V DC the permissible ambient temperature reduces linear from 60 C 140 F to 40 C 104 F Storage...

Page 33: ...m 5 9 32 36mm 1 27 64 54 5mm 2 9 64 5 6 7 8 9 1 0 1 2 1 3 1 4 1 2 o n Fig 10 Dimensions SU 501 Ex 1 Transparent cover 2 Carrier rail 35x7 5 or 35x15 acc to EN 50022 SU 501 Ex Signal conditioning instr...

Page 34: ...10 3 Certi cate CE declaration of conformity Fig 11 CE declaration of conformity 34 SU 501 Ex Signal conditioning instrument 27953 EN 050616...

Page 35: ...SU 501 Ex Signal conditioning instrument 35 27953 EN 050616...

Page 36: ...Subject to change without notice 27953 EN 050616...

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